1. Of or belonging to astronauts or the science of astronautics
   - astronautical

See also: astronaut, astronautics

• outperform
• outplay
• outpoint
• outport
• outpost
• outpour
• outpouring
• output
• output contract
• output device
• output file
• output program
• output routine
• output signal
• output-to-input ratio
• outrace
• outrage
• outraged
• outrageous
• outrageously
• outrageousness
• outrange
• outrank
• outreach
• outride